Home / 1,791,568.45-2,687,335.93-726,357.30

Finding the Fourth Proportional to 1,791,568.45, 2,687,335.93 and 726,357.30

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Solution

The fourth proportional to 1,791,568.45, 2,687,335.93 and 726,357.30 is: 1,089,529.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,791,568.45 : 2,687,335.93 = 726,357.30 : x
  2. Step 2: Convert to fraction form
    1,791,568.45/2,687,335.93 = 726,357.30/x
  3. Step 3: Cross multiply
    1,791,568.45x = 2,687,335.93 × 726,357.30
  4. Step 4: Simplify right side
    1,791,568.45x = 1,951,966,070,307.79
  5. Step 5: Solve for x
    x = 1,951,966,070,307.79/1,791,568.45
  6. Step 6: Final answer
    x = 1,089,529.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.